CN205067349U - Portable quality of water toxicity detector - Google Patents
Portable quality of water toxicity detector Download PDFInfo
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- CN205067349U CN205067349U CN201520785374.9U CN201520785374U CN205067349U CN 205067349 U CN205067349 U CN 205067349U CN 201520785374 U CN201520785374 U CN 201520785374U CN 205067349 U CN205067349 U CN 205067349U
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Abstract
The utility model provides a portable quality of water toxicity detector, include the casing with set up in inside test tube well and the detector of casing, and the monitoring channel of intercommunication test tube well and detector are still including controlling automation that monitoring channel opened and the closed device that is in the light. The utility model discloses a portable quality of water toxicity detector for prior art, can effectively prolong the photomultiplier life of detector, operates more simply automaticly.
Description
Technical field
The present invention relates to a kind of portable water quality toxicity detector, belong to environment measuring field.
Background technology
Water quality toxicity detector combines having high-sensitive chemical luminescent detecting technology with water quality toxicity macroanalysis, the detection analytical technology that in water test environment residing for the faint autoluminescence signal intensity display photobacteria sent by photobacteria, whether organism, heavy metal, toxic chemical content exceed standard.This kind of detector core component is photomultiplier, but photomultiplier needs the long-time irradiation avoiding natural light in using as far as possible, because light long-term irradiation obtains at photomultiplier the decline that end face can cause accuracy in detection, time serious, directly parts damages will be caused.
Detecting instrument in the market generally adopts increases manual light barrier in sense channel inside, manually to slide control, when needs read data, need manual-lock test tube well gland bonnet, isolated natural light, then sliding opening light barrier, make sense channel unimpeded, when reading data and being complete, need manual sliding closing light barrier, make occlusion detection passage, then open test tube well gland bonnet and take out test tube; But the method complicated operation, and there are operating personnel and do not close test tube well gland bonnet and just open light barrier, or open test tube well gland bonnet after having detected sample and take out in test tube process and forget sliding closing light barrier or do not close the operation errors such as light barrier completely, under causing photomultiplier to be exposed to the irradiation of natural light for a long time, thus affect accuracy in detection, will parts damages be caused time serious.
Summary of the invention
Because the above-mentioned defect of prior art, the object of the invention is to provide a kind of portable water quality toxicity detector, relative to prior art, has and effectively extends photomultiplier serviceable life, method simple operation and other advantages.
For achieving the above object, the invention provides a kind of portable water quality toxicity detector, comprise housing and the test tube well and the detecting device that are arranged at described enclosure interior, and be communicated with the sense channel of described test tube well and described detecting device, also comprise the automatic light shading device controlling described sense channel and open and close.
Preferably, described automatic light shading device comprises and is arranged at the aboveground side of described test tube and openable test tube well gland bonnet, light barrier and drive unit; Described test tube well gland bonnet is provided with the induction described test tube well gland bonnet induction module of whether closing, and described induction module communicates with the data acquisition module of described detecting device, and controls described data acquisition module and open and closedown; Described light barrier is arranged in described sense channel, drives it close or open described sense channel by described drive unit; The motor that described drive unit comprises control module and automatically controls by described control module, described control module communicates with described data acquisition module, and receives the described light barrier that described data acquisition module sends and open and the control signal of closing.
Preferably, described light-baffling device comprises first component and second component that can be fixedly connected with, and leaves the first container cavity for holding described light barrier and gear train between described first component and described second component.
Preferably, described first component being provided with openable end cover, between described end cover and described first component, leaving the second container cavity for holding described motor body.
Preferably, the rotation axis that described gear train is included in described motor is socketed a drive sleeve, and described drive sleeve and described light barrier are structure as a whole.
Preferably, the rotation axis that described gear train is included in described motor is fixedly connected with a cam, and described light barrier is close to described cam.
Preferably, described light barrier material is iron, copper, aluminium or alloy.
Preferably, the battery being arranged at described enclosure interior is also comprised.
The present invention has following beneficial effect:
(1) portable water quality toxicity detector disclosed by the invention, when needs read data, close the gland bonnet of test tube well, namely the induction module be arranged on gland bonnet sends to the data acquisition module of detecting device opens or activation signal, now data acquisition module just can carry out data acquisition operations, when data acquisition module carries out data acquisition, it sends opening signal to drive unit, then drive unit drives light barrier to make it open, after reading data, the data acquisition module of detecting device sends shutdown signal to drive unit, then drive unit drives light barrier to make it cut out, when opening the gland bonnet of test tube well, namely induction module sends locking or shutdown signal to data acquisition module, now data acquisition module cannot operate, situation about opening may not be there is in the light barrier also namely controlled by data acquisition module block signal, so, sense channel open and pass process is closely be connected with the process of data acquisition, namely only have when unique test tube well by natural light is closed completely, just data acquisition can be carried out, now sense channel just can be opened, and after data acquisition, automatically will close sense channel immediately, under therefore above process causes photomultiplier to be exposed to natural light irradiation,
Relative to prior art, method disclosed by the invention overcomes the problem of the misoperation that prior art may exist completely, can not exist not close when operating personnel detect sample to take out in test tube process after test tube well gland bonnet is just opened light barrier and detected sample forget close light barrier or completely closedown light barrier cause photomultiplier to be exposed to the inferior problem of natural light irradiation, so effectively extend the serviceable life of detecting device, and detecting device is in air-tight state all the time, ambient light is very little on the impact of detecting device, and during reading data, numerical value is just truer, accurate; And simple to operate during instrument use, without the need to manual repetitive control, further increase the portability of detecting instrument;
(2) light-baffling device in water quality toxicity detector utilizes modular assembling to arrange, can be for convenience detach assembled between assembly, thus has the advantages such as device processing is simple, requirement on machining accuracy is low, easy disassembly;
(3) by the receiving cavity of the light-baffling device in instrument is provided with openable end cover, motor can be made not expose, while assurance device is attractive in appearance, motor can be protected again to avoid affecting by the material such as dust, hair in environment;
(4) by being directly socketed turning set on the rotation axis of motor, turning set and light barrier are structure as a whole, and in such cases, light barrier, under the driving of motor, directly around motor shaft rotary motion, realizes the opening and closing to sense channel; Under this kind of drive, there is structure simple, low cost and other advantages;
(5) by being fixedly connected with cam on the rotation axis of motor, realize cam drive, light barrier is stretching motion under the transmission of cam, realizes the opening and closing to sense channel; This kind of drive simplicity of design, motion stabilization, relative to rotational motion mode, the receiving cavity that needs coordinate with light barrier is much smaller;
(6) utilize that the light-transmission metallics such as copper, iron, alloy are poor, the feature of stable in properties, make the material as light barrier, so when guarantee to avoid natural light through, the thickness of light barrier can be reduced as much as possible, thus the length of sense channel can be shortened, be conducive to improving the sensitivity detected;
(7) usually the change of water quality detection sample time directly can affect testing result, and the present invention, by arranging battery in instrument, can not need to use external power supply, add the portability of toxicity detector, can realize sampling then and there and detect then and there.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment of the present invention;
Fig. 2 is the sectional view of a preferred embodiment of the present invention;
Wherein 1 is housing, and 2 is the first component, and 3 is second component, 4 is the second container cavity, and 5 is drive unit, and 6 is the first container cavity, 7 is gear train, and 8 is sense channel, and 9 is detecting device, 10 is test tube, and 11 is sliding handle, and 12 is gland bonnet fixed block-B, 13 is gland bonnet fixed block-A, and 14 is end cover, and 15 is battery, 21 is test tube well, and 22 is light barrier, and 23 is test tube well gland bonnet.
Embodiment
In a preferred embodiment, as shown in Figure 1, Instrument shell 1 inside arranges detecting device 9, automatic light shading device and battery 15; Battery 15 is generally lithium battery, is not having under external power supply, can provide enough power supplys for instrument; Automatic light shading device comprises the first component 2 and second component 3, first component 2 can be fixedly connected with second component 3, forms an entirety after assembling, and its connected mode can be screw connection, buckle connects, inlays connection etc.; First component 2 and second component 3 leave the first container cavity 6 after closing between, first container cavity 6 can be divided into the gear train accommodation section and two, light barrier accommodation section part that are connected, preferably, light barrier accommodation section width and light barrier 22 thickness basically identical; Second component 3 is provided with can the test tube well 21 of holding test tubes, and be provided with sense channel 8 between test tube well 21 and the detecting device 9 of water quality toxicity detector and be connected, sense channel 8 is through the first container cavity 6; Arrange a light barrier 22 in sense channel 8, light barrier 22 drives it close or open sense channel 8 by drive unit 5.
As shown in Figure 2, gland bonnet fixed block-A13 is all fixedly installed respectively above first component 2 and second component 3, gland bonnet fixed block-A13 is positioned at the openend both sides of test tube well 21, sealing fixed block-B12 is all fixedly installed respectively above two pieces of gland bonnet fixed block-A13, formed between gland bonnet fixed block-A13 and sealing fixed block-B12 and can embed and the groove of horizontal slip for test tube well gland bonnet 23, test tube well gland bonnet 23 slidably realizes the opening and closing of test tube well 21 by this groove, a sliding handle 11 is fixedly connected with above gland bonnet 23, slip test tube well gland bonnet 23 is facilitated by sliding handle 11, gland bonnet fixed block-A13 and sealing fixed block-B12 forms " T " font groove with test tube well 21, the height of " T " font groove horizontal component is greater than the projection length that test tube 10 exceeds test tube well 21, test tube so can be facilitated to take out and put into, alternatively embodiment, a gland bonnet fixed block is all fixedly installed respectively above first component and second component, sealing fixed block and test tube well form " T " font groove, the height of " T " font groove horizontal component is greater than the projection length that test tube exceeds test tube well, gland bonnet is connected and fixed on one end of sealing fixed block by axle, be fixedly connected with an operating grip above gland bonnet, realized the opening and closing of test tube well by the form opened and close.Test tube well gland bonnet 23 is provided with induction module, and whether induction module can be responded to test tube well gland bonnet 23 and close completely; Various ways can be used to realize the function of this induction, as: light sensing, pressure sensitive etc.In light sensing mode, if induction module senses the existence of natural light, namely think that gland bonnet is not closed completely, if do not sense the existence of natural light, namely think that gland bonnet is closed completely.Alternate manner does not repeat them here, as long as can realize the function whether induction sealing lid close completely.
In the present embodiment, induction module communicates with the data acquisition module of detecting device 9, and control data acquisition module opens or closes.In the present embodiment, drive unit 5 comprises the motor that control module and controlled module control automatically, control module communicates with the data acquisition module of the detecting device 9 of water quality toxicity detector, and receives the light barrier 22 that data acquisition module sends and open and closing control signal.In the present invention, the induction module of the test tube well gland bonnet 23 arranged in instrument, the data acquisition module of detecting device 9 and the control module three of drive unit 5 act synergistically jointly, namely when induction module senses that gland bonnet is closed completely, namely send to the data acquisition module of detecting device 9 and open or activation signal, now the data acquisition module of instrument just can operate, otherwise data acquisition module is in locked or is closed state and cannot operates, when service data acquisition module reads data, the data acquisition module of detecting device 9 sends opening signal to the control module of drive unit 5, then drive unit 5 drives light barrier 22 to make it open to sense channel 8 to just completely unimpeded, after detecting device 9 reads data, the data acquisition module of detecting device 9 sends shutdown signal to the control module of drive unit 5, then drive unit 5 drives light barrier 22 to make it close to complete occlusion detection passage 8, when opening the gland bonnet of test tube well when will test tube be taken out, induction installation senses that gland bonnet is opened, data acquisition module then to detecting device 9 sends closedown or locking signal, now namely the data acquisition module of instrument is locked or closes and cannot operate.
As shown in Figure 1, deviate from the first container cavity 6 side at the first component 2 and be provided with openable end cover 14, end cover 14 can be multiple connected mode and is fixed on relevant position, such as screw connects, buckle connects, inlays connection etc., arranging of end cover can make motor not expose, while assurance device is attractive in appearance, motor can be protected again to avoid affecting by the material such as dust, hair in environment; The motor body of the second container cavity 4, second container cavity 4 for containing drive device 5 is left between end cover 14 and the first component 2.
Selection for the gear train 7 between motor and light barrier can be varied, such as cam drive, gear drive, through-drive etc., in the present invention, the difference of the kind of drive can be embodied on the mode of motion in light barrier opening and closing process, be mainly rotational motion and stretching motion, no matter but which kind of kind of drive, be finally the function that can open and close sense channel in order to realize light barrier under the drive of drive unit.In the present embodiment, the rotation axis of motor is directly socketed turning set, and turning set and light barrier 22 are structure as a whole, in such cases, the rotation axis of motor drives turning set to rotate, and turning set drives light barrier 22 to rotate moving axis rotary motion, realizes the opening and closing to sense channel 8; Light barrier 22 and turning set are vertical setting, and light barrier 22 and sense channel 8 are vertical setting; Under the rotarily driving of motor, mechanotransduction drives light barrier 22 to rotate moving axis rotary motion, if closed condition (light barrier 22 shelters from the state of sense channel 8 completely) is light barrier 22 initial position, when opening, driven by motor light barrier 22 turns to certain angle to deviating from sense channel 8 direction, until make sense channel 8 unimpeded, during closedown, driven by motor light barrier 22 is in the other direction, and namely light barrier 22 rotates near sense channel 8 direction, is back to initial position.Certain light barrier and turning set also can the settings of curved setting or other form, and light barrier is also without the need to perpendicular to sense channel, as long as can realize light barrier under the drive of motor to open or close the function of sense channel.
Alternatively embodiment, the mode of cam drive is adopted between motor and light barrier 22, by being fixedly connected with a cam on the rotation axis of motor, light barrier 22 is close to cam, in such cases, the rotation axis of motor drives camming movement, and light barrier 22, under the drive of cam, stretching motion occurs, and realizes the opening and closing to sense channel 8; If closed condition (light barrier 22 shelters from the state of sense channel 8 completely) is light barrier 22 initial position, when opening, driven by motor light barrier 22 is to deviating from the motion of sense channel 8 direction, until make sense channel 8 unimpeded, during closedown, driven by motor light barrier 22, in the other direction, namely moves near sense channel 8 direction, be back to initial position, under this process, the movement locus of light barrier 22 is presented as stretching motion.Other kind of drive does not repeat them here.
For water quality toxicity detector, the length of its sense channel is by the sensitivity of impact detection, if sense channel is long, detecting device or cannot collect the faint light of the weak light bacterial strain detected in solution usually smaller, thus cause detection sensitivity to decline, therefore for the setting of sense channel length, usually the length normal basis detected being shortened as much as possible sense channel is being guaranteed.In the present invention, can use the light transmission difference materials such as metal (copper, iron, aluminium, alloy etc.), wooden, macromolecular material as the material making light barrier, so ensureing that realization shelters from sense channel, namely natural light is isolated when making light impermeable, thickness little as far as possible can be used, thus be conducive to the length shortening sense channel.In the present embodiment, use the light barrier of metal material, its cost is low first, and second its light transmission is poor, the physicochemical property of material own stable.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (7)
1. a portable water quality toxicity detector, comprise housing (1) and be arranged at the inner test tube well (21) of described housing (1) and detecting device (9), and be communicated with the sense channel (8) of described test tube well (21) and described detecting device (9), it is characterized in that, also comprise and control described sense channel (8) automatic light shading device that opens and closes, described automatic light shading device comprises and is arranged at described test tube well (21) top and openable test tube well gland bonnet (23), light barrier (22) and drive unit (5); Described test tube well gland bonnet (23) is provided with the induction module whether described test tube well gland bonnet (23) of induction closes, the data acquisition module communication of described induction module and described detecting device (9), and control described data acquisition module and open and closedown; Described light barrier (22) is arranged in described sense channel (8), drives it close or open described sense channel (8) by described drive unit (5); The motor that described drive unit (5) comprises control module and automatically controls by described control module, described control module communicates with described data acquisition module, and receives the described light barrier (22) that described data acquisition module sends and open and the control signal of closing.
2. portable water quality toxicity detector as claimed in claim 1, it is characterized in that, described light-baffling device comprises first component (2) and second component (3) that can be fixedly connected with, and leaves the first container cavity (6) for holding described light barrier (22) and gear train (7) between described first component (2) and described second component (3).
3. portable water quality toxicity detector as claimed in claim 2, it is characterized in that, described first component (2) being provided with openable end cover (14), between described end cover (14) and described first component (2), leaving the second container cavity (4) for holding described motor body.
4. portable water quality toxicity detector as claimed in claim 2, is characterized in that, the rotation axis that described gear train (7) is included in described motor is socketed a drive sleeve, and described drive sleeve and described light barrier (22) are structure as a whole.
5. portable water quality toxicity detector as claimed in claim 2, is characterized in that, the rotation axis that described gear train (7) is included in described motor is fixedly connected with a cam, and described light barrier (22) is close to described cam.
6. portable water quality toxicity detector as claimed in claim 1, it is characterized in that, described light barrier (22) material is iron, copper, aluminium or alloy.
7. portable water quality toxicity detector as claimed in claim 1, is characterized in that, also comprises that to be arranged at described housing (1) inner and provide the battery (15) of power supply for described portable water quality toxicity detector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520785374.9U CN205067349U (en) | 2015-10-12 | 2015-10-12 | Portable quality of water toxicity detector |
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| CN201520785374.9U CN205067349U (en) | 2015-10-12 | 2015-10-12 | Portable quality of water toxicity detector |
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| CN205067349U true CN205067349U (en) | 2016-03-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060042A (en) * | 2018-09-14 | 2018-12-21 | 陕西众策网络科技发展有限公司 | A kind of ambient air quality monitoring device |
| CN110220901A (en) * | 2019-07-11 | 2019-09-10 | 湖南工业大学 | A kind of portable germ fast detector |
| CN114839334A (en) * | 2022-04-01 | 2022-08-02 | 江苏蓝创智能科技股份有限公司 | Monitoring method and monitoring device convenient to maintain and reliable in sealing and suitable for urban pipe network |
-
2015
- 2015-10-12 CN CN201520785374.9U patent/CN205067349U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060042A (en) * | 2018-09-14 | 2018-12-21 | 陕西众策网络科技发展有限公司 | A kind of ambient air quality monitoring device |
| CN110220901A (en) * | 2019-07-11 | 2019-09-10 | 湖南工业大学 | A kind of portable germ fast detector |
| CN114839334A (en) * | 2022-04-01 | 2022-08-02 | 江苏蓝创智能科技股份有限公司 | Monitoring method and monitoring device convenient to maintain and reliable in sealing and suitable for urban pipe network |
| CN114839334B (en) * | 2022-04-01 | 2023-08-22 | 江苏蓝创智能科技股份有限公司 | Method and device for monitoring urban pipe network with convenient maintenance and reliable sealing |
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Address after: Green Ting Road Yuhang District Cang Qian street of Hangzhou city Zhejiang province 311121 No. 1 Building 1 room 101 Patentee after: HANGZHOU GREAN WATER SCIENCE & TECHNOLOGY INC. Address before: Green Ting Road Yuhang District Cang Qian street of Hangzhou city Zhejiang province 311121 No. 1 Building 1 room 101 Patentee before: Hangzhou Grean Water Technology Co., Ltd. |
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Address after: 311100 Room 101, Building 1, Luting Road, Cangqian Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Lujie Environmental Science and Technology Co., Ltd. Address before: 311121 Room 101, Building 1, Luting Road, Cangqian Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU GREAN WATER SCIENCE & TECHNOLOGY INC. |